// studentc.h -- defining a Student class using containment

#ifndef STUDENTC_H
#define STUDENTC_H

#include <iostream>
#include <string>
#include <valarray>

class Student {
private:
    typedef std::valarray<double> ArrayDb;
    std::string name;   // contained object
    ArrayDb scores;     // contained object
    // private method for scores output
    std::ostream & arr_out(std::ostream & os) const;
public:
    Student() : name("Null Student"), scores() {}
    explicit Student(const std::string & s) : name(s), scores() {}
    explicit Student(int n) : name("Nully") ,scores(n) {}
    Student(const std::string & s, int n) : name(s), scores(n) {}
    Student(const std::string & s, const ArrayDb & a) : name(s), scores(a) {}
    Student(const char * str, const double * pd, int n) : name(str), scores(pd,n) {}
    ~Student() {}
    double Average() const;
    const std::string & Name() const;
    double & operator[](int i);
    double operator[](int i) const;
    // friends
    friend std::istream & operator>>(std::istream &is, Student & stu);  // 1 word
    friend std::istream & getline(std::istream & is, Student & stu);    // 1 line
    // output
    friend std::ostream & operator<<(std::ostream & os, const Student & stu);
};

#endif //STUDENTC_H
